Ford Mustang (1999-2004) Service Manual: Transmission Description (Description and Operation)
The 4R70W has the following features:
- Wide ratio gears
- Four speeds
- Rear wheel drive
- Automatic
- Electronic shift
- Torque converter clutch control
- Line pressure controls
The transmission uses Ravigneaux-style double-pinion gearset with two bands, one one-way roller clutch, one mechanical diode and four friction clutches to produce four forward gears and Reverse.
4R70W Automatic Transmission

Automatic Transaxle/Transmission
General Specifications
a - MERCON V is not interchangeable at this time with the current MERCON
fluids. Check the
transmission fluid level indicator to determine the correct fluid and refer to
the ...
Identification Tags
All vehicles are equipped with a Vehicle Certification Label, located
on the driver side door lock post.
For correct transmission identification, refer to the code in the space
marked TR.
...
Other materials:
Removal
1. Remove the roller followers. For additional information, refer to Roller
Followers in this section.
2. Remove the spark plugs. For additional information, refer to Section .
3. Position the piston of the cylinder being serviced at the bottom of the
stro ...
Inspection and Verification
1. Verify the customer's concern by operating the climate control system
to duplicate the condition.
2. Inspect to determine if one of the following mechanical or electrical
concerns apply:
Visual Inspection Chart
Mechanical
Electrical
...
Steering System (Diagnosis and Testing)
Special Tool(s)
Dial Thermometer 0-220F
023-R0007 or Equivalent
Hand Held Automotive Meter
105-R0053 or Equivalent
Power Steering Analyzer
211-F001 (014-00207) or
Equivalent
Spring Scale
211-034 (T74P-3504-Y)
...
